Patent US3425570A successfully refreshed from Google Patents.
US3425570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for handling elongated shapes
Assignee: Alcoa Corp
•
Filing: 1966-09-20
•
Granted: 1969-02-04
•
Expires: 1986-09-20
Abstract
No abstract record available.
Inventors
- 👤 Harvey B De Voe Jr
- 👤 Jay M Toms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:52
CPC Classifications
B; B21; B21B; B21B39/00; B21C; B21C35/00; B21C35/02; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/106
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2000273A
Cited
US2323174A
Cited
US2593343A
Cited
US2701650A
Cited
US2815870A
Cited
US2765599A
Cited
FR1288044A
Cited
US3241689A
Cited
US3346128A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |